diff --git a/README.md b/README.md
index 3103142e7..1672f4853 100644
--- a/README.md
+++ b/README.md
@@ -50,6 +50,13 @@ Since the project is still in its early stages, not everything here is fully imp
     - Control which instances you want to federate with
 
 ## Setting up the developer environment
+
+Set up the environment file:
+
+``` bash
+cp .env.example .env
+```
+
 For most testing, you'll want to use ngrok. Remember to set the DOMAIN in `.env` to your ngrok domain.
 
 ### Without Docker
diff --git a/docker-compose.yml b/docker-compose.yml
index 0a331c936..1436b29fb 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -31,8 +31,8 @@ services:
             - celery_worker
         networks:
             - main
-        expose:
-            - 8000
+        ports:
+            - 8000:8000
     redis:
         image: redis
         env_file: .env